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[1/3] mm: kmsan: use helper function page_size()

Message ID 20230727011612.2721843-2-zhangpeng362@huawei.com (mailing list archive)
State New
Headers show
Series minor cleanups for kmsan | expand

Commit Message

Peng Zhang July 27, 2023, 1:16 a.m. UTC 
From: ZhangPeng <zhangpeng362@huawei.com>

Use function page_size() to improve code readability. No functional
modification involved.

Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
---
 mm/kmsan/hooks.c  | 2 +-
 mm/kmsan/shadow.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

Comments

Alexander Potapenko July 31, 2023, 5 p.m. UTC | #1 
On Thu, Jul 27, 2023 at 3:16 AM 'Peng Zhang' via kasan-dev
<kasan-dev@googlegroups.com> wrote:
>
> From: ZhangPeng <zhangpeng362@huawei.com>
>
> Use function page_size() to improve code readability. No functional
> modification involved.
>
> Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
diff mbox series

Patch

diff --git a/mm/kmsan/hooks.c b/mm/kmsan/hooks.c
index ec0da72e65aa..4e3c3e60ba97 100644
--- a/mm/kmsan/hooks.c
+++ b/mm/kmsan/hooks.c
@@ -117,7 +117,7 @@  void kmsan_kfree_large(const void *ptr)
 	page = virt_to_head_page((void *)ptr);
 	KMSAN_WARN_ON(ptr != page_address(page));
 	kmsan_internal_poison_memory((void *)ptr,
-				     PAGE_SIZE << compound_order(page),
+				     page_size(page),
 				     GFP_KERNEL,
 				     KMSAN_POISON_CHECK | KMSAN_POISON_FREE);
 	kmsan_leave_runtime();
diff --git a/mm/kmsan/shadow.c b/mm/kmsan/shadow.c
index b8bb95eea5e3..c7de991f6d7f 100644
--- a/mm/kmsan/shadow.c
+++ b/mm/kmsan/shadow.c
@@ -210,7 +210,7 @@  void kmsan_free_page(struct page *page, unsigned int order)
 		return;
 	kmsan_enter_runtime();
 	kmsan_internal_poison_memory(page_address(page),
-				     PAGE_SIZE << compound_order(page),
+				     page_size(page),
 				     GFP_KERNEL,
 				     KMSAN_POISON_CHECK | KMSAN_POISON_FREE);
 	kmsan_leave_runtime();